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Biology & Geology (STEM)

Chapter 1 - Support and Movement in Living Organisms

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Chapter 2 - Hormonal Coordination in Living Organisms

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Chapter 3 - Reproduction in Living Organisms

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Chapter 4 - Immunity in Living Organisms

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Chapter 5 - Molecular Biology - DNA Structure and Function

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Chapter 6 - Molecular Biology - RNA, Protein Synthesis and Genetic Engineering

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Chapter 7 - Geology, Earth Sciences and Ecology

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Quiz

Lesson 2 Quiz: Rock Cycle, Minerals, Crystallography and Weathering

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  • Questions count: 20
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1.
STEM Molecular Genetics Question 2: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They permanently destroy DNA ligase activity
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
2.
STEM Molecular Genetics Question 43: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They permanently destroy DNA ligase activity
They mutate bacterial resistance genes permanently
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They prevent plasmids from entering bacterial cells
3.
STEM Molecular Genetics Question 40: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They permanently destroy DNA ligase activity
4.
STEM Molecular Genetics Question 10: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They permanently destroy DNA ligase activity
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
5.
STEM Molecular Genetics Question 22: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They permanently destroy DNA ligase activity
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
6.
STEM Molecular Genetics Question 25: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They permanently destroy DNA ligase activity
They mutate bacterial resistance genes permanently
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They prevent plasmids from entering bacterial cells
7.
STEM Molecular Genetics Question 21: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They permanently destroy DNA ligase activity
8.
STEM Molecular Genetics Question 14: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They permanently destroy DNA ligase activity
9.
STEM Molecular Genetics Question 32: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They permanently destroy DNA ligase activity
10.
STEM Molecular Genetics Question 11: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They permanently destroy DNA ligase activity
11.
STEM Molecular Genetics Question 3: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They permanently destroy DNA ligase activity
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
12.
STEM Molecular Genetics Question 5: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They prevent plasmids from entering bacterial cells
They permanently destroy DNA ligase activity
They mutate bacterial resistance genes permanently
13.
STEM Molecular Genetics Question 26: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They permanently destroy DNA ligase activity
They mutate bacterial resistance genes permanently
They prevent plasmids from entering bacterial cells
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
14.
STEM Molecular Genetics Question 29: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They permanently destroy DNA ligase activity
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
15.
STEM Molecular Genetics Question 38: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They mutate bacterial resistance genes permanently
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They permanently destroy DNA ligase activity
They prevent plasmids from entering bacterial cells
16.
STEM Molecular Genetics Question 13: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They permanently destroy DNA ligase activity
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
17.
STEM Molecular Genetics Question 6: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They permanently destroy DNA ligase activity
18.
STEM Molecular Genetics Question 16: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
They permanently destroy DNA ligase activity
19.
STEM Molecular Genetics Question 20: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They permanently destroy DNA ligase activity
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
20.
STEM Molecular Genetics Question 15: Why are sticky ends produced by restriction endonucleases essential for constructing recombinant DNA plasmids?
They have single-stranded overhangs that readily form complementary hydrogen bonds with matching foreign DNA fragments
They permanently destroy DNA ligase activity
They prevent plasmids from entering bacterial cells
They mutate bacterial resistance genes permanently
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